Hello André Silveira
Thanks for reaching out to us, the Bing Web Search tag is for Bing Search API only.
For Microsoft Bing indexing issue, please raise a support ticket on the bottom of the page here - https://www.bing.com/webmasters/help/webmaster-support-24ab5ebf
You can also post your question in Microsoft Bing Forum - https://answers.microsoft.com/en-us
I hope this helps!
Regards,
Yutong